More tests adjusted

Author: NlightNFotis

regression/cbmc/Float-div2/test.desc

@@ -1,6 +1,6 @@
 CORE broken-z3-smt-backend no-new-smt
 main.c
---floatbv
+--floatbv --no-built-in-assertions
 ^EXIT=0$
 ^SIGNAL=0$
 ^VERIFICATION SUCCESSFUL$

regression/cbmc/Float-div3/test.desc

@@ -1,6 +1,6 @@
 CORE broken-z3-smt-backend no-new-smt
 main.c
---floatbv
+--floatbv --no-built-in-assertions
 ^EXIT=0$
 ^SIGNAL=0$
 ^VERIFICATION SUCCESSFUL$

regression/cbmc/pragma_cprover_enable2/test.desc

@@ -6,7 +6,9 @@ main.c
 ^\[main\.overflow\.3\] line 15 arithmetic overflow on signed \+ in n \+ 1: FAILURE$
 ^\[main\.overflow\.4\] line 16 arithmetic overflow on signed \+ in n \+ 1: FAILURE$
 ^\[main\.overflow\.5\] line 17 arithmetic overflow on signed \+ in x \+ n: FAILURE$
-^\*\* 5 of \d+ failed
+^\[main\.overflow\.6\] line 20 arithmetic overflow on signed \+ in n \+ n: FAILURE$
+^\[main\.overflow\.7\] line 21 arithmetic overflow on signed \+ in x \+ n: FAILURE$
+^\*\* 7 of \d+ failed
 ^VERIFICATION FAILED$
 ^EXIT=10$
 ^SIGNAL=0$